Swimsuit Controversy…Again!

For decades swimsuit improvements have helped world-class athletes swim faster and faster. But it wasn't until relatively recently that that technological arms race started forcing the swimming world to draw a line. The newest Speedo invention hit the water at the 2012 Olympic Games in London, and many think the suit—like certain predecessors—will help competitors take down world records. Scientific American looks at just how far we've come in clothing our quickest swimmers.

Wikimedia Commons/Clemens PFEIFFER